Exonuclease: Difference between revisions

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{{STRUCTURE_1fxx|  PDB=1fxx | SIZE=400| SCENE= |right|CAPTION=E. coli exonuclease I complex with phosphate, glycerol and Mg+2 ion, [[1fxx]] }}
<StructureSection load='1fxx' size='350' side='right' scene='' caption='E. coli exonuclease I complex with phosphate, glycerol and Mg+2 ion (PDB code [[1fxx]]) '>


'''Exonucleases''' (ExN) cleave nucleotides at the end of a polynucleotide chain.  In E. coli there are ExN I to VIII.<br />
 
'''Exonucleases''' (ExN) cleave nucleotides at the end of a polynucleotide chain<ref>PMID:8747466</ref>.  In ''E. coli'' there are ExN I to VIII.<br />
* '''ExN-I''' cleaves single-stranded DNA.<br />
* '''ExN-I''' cleaves single-stranded DNA.<br />
* '''ExN-II''' is associated with DNA polymerase.<br />
* '''ExN-II''' is associated with DNA polymerase.<br />
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* '''ExN-VIII''' requires a free 5’ OH group for reacting.<br />
* '''ExN-VIII''' requires a free 5’ OH group for reacting.<br />
* '''ExN''' were found in human and yeast as well.
* '''ExN''' were found in human and yeast as well.
</StructureSection>


== 3D Structures of exonuclease ==
== 3D Structures of exonuclease ==
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}}
}}


== References ==
<references/>




[[Category:Topic Page]]
[[Category:Topic Page]]

Revision as of 18:11, 20 January 2016

E. coli exonuclease I complex with phosphate, glycerol and Mg+2 ion (PDB code 1fxx)

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3D Structures of exonuclease

Updated on 20-January-2016

References

Proteopedia Page Contributors and Editors (what is this?)

Michal Harel, Alexander Berchansky, Joel L. Sussman

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